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They should be checked frequently against a standard thermocouple .

它们经常要用标准热电偶来校对。

Note thermocouple vacuum gauge to match the calibration of the regulation .

注意热偶真空计的规管要配对校准。

Ceramet thermocouple protective sheath for liquid copper .

铜液金属陶瓷热电偶掩护套。

Mineral insulated thermocouple cables and thermocouples .

无机物绝缘热电偶电缆和热电偶。

Industrial thermocouple , hot resistance , quick measuring molten steel thermocouple , throttling set .

工业用热电偶、热电阻、快速测量钢水热电偶、节流装置。